<!DOCTYPE html>
<html lang="en" xmlns:th="www.thymeleaf.com">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>index</h1>
<p th:text="${msg}"></p>
<a th:href="@{/user/add}">add</a>  | <a th:href="@{/user/delete}">delete</a>
</body>
</html>